Collecting PyOpenGL
  Could not fetch URL https://pypi.org/simple/pyopengl/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pyopengl/ (Caused by SSLError(SSLError(1, '_ssl.c:503: error:1407742E:SSL routines:SSL23_GET_SERVER_HELLO:tlsv1 alert protocol version'),)) - skipping
